OpenTabs

No phone app

5.0No. 35 of 40
in Browser Automation Tools

Recognised40% of the score13
Phone app26% of the score0
Documented20% of the score43
Free plan14% of the score30

Free plan: No
Runs on: Browser extension, self-hosted

Summary

OpenTabs is ranked #35 of 40 in browser automation tools on Samsung Mobile US Press. It runs on Browser extension, Self-hosted.

Compared on browser automation tools

Browser engines: oneopentabs.dev
Language support: javascriptopentabs.dev
Cloud execution: Noopentabs.dev
Self-hosted option: Yesopentabs.dev

Facts

Purpose: OpenTabs exposes web apps’ internal APIs as MCP tools that AI agents can use through the user’s logged-in browser session.opentabs.dev · 5 Oct 2026
How it works: An MCP server routes tool calls to the matching browser tab, where a Chrome extension runs them on the web app.opentabs.dev · 5 Oct 2026
Plugins: The site says OpenTabs has 100+ plugins and about 2,000 tools, with examples including Slack, Discord, GitHub, Jira, Notion, Figma, AWS, and Stripe.opentabs.dev · 5 Oct 2026
Browser tools: Built-in tools support browser tasks including tab management, screenshots, DOM interaction, network capture, cookies, and console logs.opentabs.dev · 5 Oct 2026
AI clients: The documented clients include Claude Code, Cursor, Windsurf, and OpenCode; the site also says any MCP client supporting Streamable HTTP can connect.opentabs.dev · 5 Oct 2026
Connection modes: OpenTabs offers Full MCP, Gateway MCP, and CLI modes for using its tools.opentabs.dev · 5 Oct 2026
Security defaults: Plugin tools are disabled by default, and the site says users can have an AI review plugin source before enabling it; plugin updates reset permissions.opentabs.dev · 5 Oct 2026
Audit log: The site says every tool call is logged with what ran, when it ran, and whether it succeeded.opentabs.dev · 5 Oct 2026
Local operation: The product page says OpenTabs runs locally with no cloud and no telemetry, and describes the code as open source under the MIT license.opentabs.dev · 5 Oct 2026
Setup requirements: The installation guide requires Node.js 22 or later and Google Chrome or a Chromium-based browser.opentabs.dev · 5 Oct 2026
Setup limitation: The installation guide instructs users to manually load the Chrome extension in Developer mode using “Load unpacked.”opentabs.dev · 5 Oct 2026
Plugin limitation: The site notes that OpenTabs requires a plugin for each site and that a site’s internal APIs can change.opentabs.dev · 5 Oct 2026
Support: The quick start directs users who remain stuck to open an issue.opentabs.dev · 5 Oct 2026
Intended users: The documentation describes paths for people using existing plugins, building plugins, and contributing to the platform.opentabs.dev · 5 Oct 2026